Home / 242,926.32-335,238.83-135,493.59

Finding the Fourth Proportional to 242,926.32, 335,238.83 and 135,493.59

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Solution

The fourth proportional to 242,926.32, 335,238.83 and 135,493.59 is: 186,981.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,926.32 : 335,238.83 = 135,493.59 : x
  2. Step 2: Convert to fraction form
    242,926.32/335,238.83 = 135,493.59/x
  3. Step 3: Cross multiply
    242,926.32x = 335,238.83 × 135,493.59
  4. Step 4: Simplify right side
    242,926.32x = 45,422,712,584.10
  5. Step 5: Solve for x
    x = 45,422,712,584.10/242,926.32
  6. Step 6: Final answer
    x = 186,981.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.